List of top Chemistry Questions asked in AP EAPCET

Which of the following carbon allotropes is not correctly matched with its use?
Which of the following pairs of gases contains the same number of molecules?
What is the end product Z in the given reaction sequence? $Phenol \xrightarrow[Zn/\Delta]{(i)} X \xrightarrow[Cl_2/FeCl_3, \Delta]{(ii)} Y \xrightarrow{CH_3COCl/Anh. AlCl_3} Z \xrightarrow[Glycol, \Delta]{N_2H_4/OH^-} Z?$
Which of the given statements are not correct for Li and Mg?
I. Both Li and Mg mainly give monoxides only II. Both Li and Mg react slowly with water III. Both Li and Mg give flame test IV. On combustion in air Mg forms \(Mg_{3}N_{2}\) but Li does not form \(Li_{3}N\)
The number of significant figures present in \(0.0010200\times10^{5}\) is
Consider the following reaction: $A(g) + B(g) \rightleftharpoons C(g) + D(g)$. Which one of the following is zero for this reaction at 298 K?
The radius in the hydrogen atom in the ground state is $0.53$ \AA. The radius of $Li^{+2}$ ion (atomic number $= 3$) in a similar state is \ldots..
The reaction of benzene with methyl chloride in the presence of anhydrous $\text{AlCl}_3$ is called
Identify the pairs of elements, which possess almost the same size as well as properties
The process of adsorption is always
The oxidation number of sulphur in $\text{H}_2\text{SO}_4$ is
The value of the gas constant $R$ in $\text{J K}^{-1}\text{ mol}^{-1}$ is
The greater the valence of the flocculating ion added, the greater is its power to cause precipitation of a colloid. This rule is:
Alkyl halide A (\(C_4H_9Br\)) + NaOH \(\rightarrow\) alcohol (B). Alcohol B + reagent C \(\rightarrow\) carboxylic acid D. What are C and D?
Which allotrope of carbon is thermodynamically most stable?
Identify the major product 'P' in the following sequence of reactions: $... \xrightarrow{O_3, Zn/H_2O} \xrightarrow{dil NaOH} P$.
The list given below contains essential amino acids that are basic (\(X\)) and also non essential amino acids that are neutral \(Y\). \(X\) and \(Y\) respectively are:
• [a)] Lysine
• [b)] Alanine
• [c)] Serine
• [d)] Arginine
• [e)] Tyrosine
Which of the following is not an example of an antibiotic?
5.4 g of a metal (M) reacts with chlorine to form \(26.7\,\text{g}\) of metal chloride. What is the weight (in g) of M that reacts with \(48\,\text{g}\) of oxygen?
The osmotic pressure of a solution is given by the relation
At a given temperature T in a 10.0 L flask, 2.0 moles of N$_2$O$_4$(g) is heated. At equilibrium, 20% of N$_2$O$_4$(g) dissociates into NO$_2$(g). The value of K$_C$ for the reaction N$_2$O$_4$(g) $\rightleftharpoons$ 2NO$_2$(g) is:
The fraction of the total volume occupied by the atoms present in a face centred cubic unit cell is
The nature of chromium oxide formed by the thermal decomposition of ammonium dichromate is
Molten \(Al_2O_3\) was electrolyzed between carbon electrodes. The mass (in g) of aluminium produced at cathode when 965 amperes current is passed through it for 1000 seconds is (\(F=96500\,C\,mol^{-1}\))
Which of the following is the strongest base in aqueous solution?